function regCheckDate(cDate,obj){
	if(!isDateString(cDate)) 
    {  
	  $(obj).removeClass('tooltipinputok');
	  $(obj).addClass('tooltipinputerr');
//	  alert("实际完成日期格式不正确,日期格式为yyyy-mm-dd"); 
	  return; 
	 } else{
		 $(obj).attr("check","");
		 $(obj).addClass('tooltipinputok');
	 }

}

function isDateString(sDate) 
{  
   var mp=/\d{4}-\d{2}-\d{2}/; 

   var matchArray = sDate.match(mp); 
   if (matchArray==null) return false; 
   var iaMonthDays = [31,28,31,30,31,30,31,31,30,31,30,31]; 
   var iaDate = new Array(3); 
   var year, month, day;  
    
    iaDate = sDate.split("-");     
    year = parseFloat(iaDate[0]); 
    month = parseFloat(iaDate[1]); 
    day=parseFloat(iaDate[2]); 
    if (year < 1900 || year > 2100) return false; 
    if (((year % 4 == 0) && (year % 100 != 0)) || (year % 400 == 0)) iaMonthDays[1]=29; 
    if (month < 1 || month > 12) return false; 
    if (day < 1 || day > iaMonthDays[month - 1]) return false; 
    return true; 
} 
